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8029326: G1 does not check if threads gets created

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Reviewed-by: brutisso, jmasa, jwilhelm
This commit is contained in:
Erik Helin 2013-12-09 08:20:45 +01:00
parent 5ece6fc7fd
commit 5d5b1157d1
2 changed files with 8 additions and 0 deletions
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5
hotspot/src/share/vm/gc_implementation/g1/concurrentG1Refine.cpp
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@ -27,6 +27,7 @@
#include "gc_implementation/g1/concurrentG1RefineThread.hpp"
#include "gc_implementation/g1/g1CollectedHeap.inline.hpp"
#include "gc_implementation/g1/g1HotCardCache.hpp"
#include "runtime/java.hpp"
ConcurrentG1Refine::ConcurrentG1Refine(G1CollectedHeap* g1h) :
_threads(NULL), _n_threads(0),
@ -62,6 +63,10 @@ ConcurrentG1Refine::ConcurrentG1Refine(G1CollectedHeap* g1h) :
for (int i = _n_threads - 1; i >= 0; i--) {
ConcurrentG1RefineThread* t = new ConcurrentG1RefineThread(this, next, worker_id_offset, i);
assert(t != NULL, "Conc refine should have been created");
if (t->osthread() == NULL) {
vm_shutdown_during_initialization("Could not create ConcurrentG1RefineThread");
}
assert(t->cg1r() == this, "Conc refine thread should refer to this");
_threads[i] = t;
next = t;

3
hotspot/src/share/vm/gc_implementation/g1/concurrentMark.cpp
View File

@ -553,6 +553,9 @@ ConcurrentMark::ConcurrentMark(G1CollectedHeap* g1h, ReservedSpace heap_rs) :
_cmThread = new ConcurrentMarkThread(this);
assert(cmThread() != NULL, "CM Thread should have been created");
assert(cmThread()->cm() != NULL, "CM Thread should refer to this cm");
if (_cmThread->osthread() == NULL) {
vm_shutdown_during_initialization("Could not create ConcurrentMarkThread");
}
assert(CGC_lock != NULL, "Where's the CGC_lock?");
assert(_markBitMap1.covers(heap_rs), "_markBitMap1 inconsistency");